function _createForOfIteratorHelperLoose(o, allowArrayLike) { var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; if (it) return (it = it.call(o)).next.bind(it); if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; return function () { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }

function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }

function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }

import { useMemo } from 'react';
import memoize from 'lodash/memoize';
export function useCascaderValueExtend(options) {
  var generateItems = useMemo(function () {
    return memoize(function (val) {
      var ret = [];
      var currentOptions = options;

      var _loop = function _loop() {
        var v = _step.value;
        var target = currentOptions.find(function (option) {
          return option.value === v;
        });

        if (!target) {
          return "break";
        }

        ret.push(target);
        if (!target.children) return "break";
        currentOptions = target.children;
      };

      for (var _iterator = _createForOfIteratorHelperLoose(val), _step; !(_step = _iterator()).done;) {
        var _ret = _loop();

        if (_ret === "break") break;
      }

      return ret;
    }, function (val) {
      return JSON.stringify(val);
    });
  }, [options]);

  function generateValueExtend(val) {
    return {
      get items() {
        return generateItems(val);
      }

    };
  }

  return generateValueExtend;
}